Angry Hacker Drops Microsoft Zero-Day Exploit, 1 Billion Users Warned

A security researcher frustrated with Microsoft has released the BlueHammer Windows zero-day exploit, telling the company, “I ...

Hackers are abusing unpatched Windows security flaws to hack into organizations

A security researcher published details of three security vulnerabilities in Windows Defender, and the code used to exploit ...

Recently leaked Windows zero-days now exploited in attacks

Threat actors are exploiting three recently disclosed Windows security vulnerabilities in attacks aimed at gaining SYSTEM or ...
Dark Reading

Exploits Turn Windows Defender Into Attacker Tool

Three proof-of-concept exploits are being used in active attacks against Microsoft's built-in security platform; two are ...

1 Billion Microsoft Users Warned As Angry Hacker Drops 0-Day Exploit

A security researcher frustrated with Microsoft has released the BlueHammer Windows zero-day exploit, telling the company, “I'm not explaining how this works.” ...
Dark Reading

'BlueHammer' Windows Zero-Day Exploit Signals Microsoft Bug Disclosure Issues

The leak online of exploit code for an apparent Windows zero-day flaw dubbed "BlueHammer" could be the sign of a larger issue that security researchers face when collaborating with Microsoft on ...
Windows Report

RedSun Exploit Hits Microsoft Defender Zero-Day, Grants SYSTEM Access

RedSun exploit targets Microsoft Defender zero-day, granting SYSTEM access on fully patched Windows systems with no patch ...

Microsoft Defender Flaws Exploited on Windows, Two Left Unpatched

Although the team with Microsoft moved swiftly to patch the BlueHammer vulnerability, other exploits still threaten Microsoft ...

Microsoft releases Windows 10 KB5082200 extended security update

Microsoft has released the Windows 10 KB5082200 extended security update to fix the April 2026 Patch Tuesday vulnerabilities, ...

Windows Recall's new security problem is the same researcher, same tool, new exploit

Microsoft's AI-powered Recall feature, which takes snapshots of nearly everything you do on a Windows PC, is back in the ...
Windows Report

Microsoft Says Windows 11 No Longer Needs Third-Party Antivirus

Windows 11 security is now complete, with Defender replacing third-party antivirus through built-in real-time and behavioral ...

Microsoft's Security Response Center is being blamed for the zero-day BlueHammer exploit leak

A zero-day BlueHammer exploit was recently published on GitHub in response to alleged MSRC failures, and although Microsoft ...